730135650 has 48 divisors (see below), whose sum is σ = 1812384000. Its totient is φ = 194525760.

The previous prime is 730135643. The next prime is 730135691. The reversal of 730135650 is 56531037.

730135650 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a Harshad number since it is a multiple of its sum of digits (30).

It is a Curzon number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 303151 + ... + 305549.

It is an arithmetic number, because the mean of its divisors is an integer number (37758000).

Almost surely, 2^730135650 is an apocalyptic number.

730135650 is an abundant number, since it is smaller than the sum of its proper divisors (1082248350).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

730135650 is a wasteful number, since it uses less digits than its factorization.

730135650 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4443 (or 4438 counting only the distinct ones).

The product of its (nonzero) digits is 9450, while the sum is 30.

The square root of 730135650 is about 27021.0223714796. The cubic root of 730135650 is about 900.4671032088.

Adding to 730135650 its reverse (56531037), we get a palindrome (786666687).

The spelling of 730135650 in words is "seven hundred thirty million, one hundred thirty-five thousand, six hundred fifty".